List of Famous people born in Ontario, Canada

Jordan Kilganon is a 6’1” (185 cm) Canadian slam dunker.

James Angus Gerald "Old Hardrock" Mortson was a Canadian ice hockey defenceman in the National Hockey League (NHL). He played for the Toronto Maple Leafs, Chicago Black Hawks, and Detroit Red Wings, winning four Stanley Cups with Toronto. He also played in eight NHL All Star Games.

James "Jaimz" Woolvett is a Canadian actor. Woolvett's highest-profile role was the Schofield Kid, a near-sighted, aspiring gun-fighter in Clint Eastwood's Academy Award-winning Western Unforgiven (1992). He has a younger brother, Gordon Michael Woolvett.

Michael John Sabia is a Canadian businessman. From 2009 to 2020, he was president and CEO of Caisse de dépôt et placement du Québec. On November 12, 2019, the University of Toronto’s Munk School of Global Affairs & Public Policy named Sabia as its director.

Mary Marguerite Leneen Forde, is a retired solicitor and former Chancellor of Griffith University, who served as the 22nd Governor of Queensland from 1992 until 1997. Forde chaired the Commission of Inquiry into Abuse of Children in Queensland Institutions during 1998 and 1999 that found systemic child abuse in government or non-government institutions between 1911 and 1999.

Jennifer Proske is a Canadian American actress, best known for portraying Becca Crane in the film Vampires Suck.

Gaétan Gervais was a Canadian author, historian and university professor, most noted as a prominent figure in Franco-Ontarian culture. With a group of university students at Laurentian University, he designed the Franco-Ontarian flag, and was a founding member of the Franco-Ontarian Institute.

Ian Ernest Gilmore Evans was a Canadian-American jazz pianist, arranger, composer and bandleader. He is widely recognized as one of the greatest orchestrators in jazz, playing an important role in the development of cool jazz, modal jazz, free jazz, and jazz fusion. He is best known for his acclaimed collaborations with Miles Davis.

William Earl White was a Canadian professional ice hockey player and coach. White was one of the most notable defensive defencemen of the 1970s.

Joël Lautier is a French chess grandmaster and FIDE Senior Trainer (2006). He is a two-time French Chess Champion.